frequency polygon meaning in Chinese

次数多边形
多边形图
频次多边图
频度多边形
频数多边图
频数多边形；频率多边形
频数分布多边形

The frequency polygon is simpler than its histogram counterpart .
频率多边形比直方图更简单。
The relative frequency polygon has the same shape as the frequency polygon made from the same data set but a different scale of values on the vertical axis .
根据同一资料绘制的相对频率多边形与频率多边形的形状是相同的，只是纵轴上的标尺不同。
Cumulative frequency polygon
累加次数多边形图